Non-occlusive burn and trauma dressing
AssigneeColin O'D. Offenhartz
InventorsCarlos Blanco, Anthony Siragusa
Life of this patent
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Abstract
A non-medicated dressing having a non-adherent permeable outer casing and a multi-strata absorbent interior composition. The outer casing of the dressing includes a skin contacting layer formed of superimposed strata of perforated high density polyethylene film. An exterior layer of the casing includes a lamination of permeable polyethylene film and a layer of absorptive material, the combination having a density and thickness specifications which maintain the structural integrity of the dressing. The dressing has a soft and cushioned exterior finish which conforms to the body contour. The dressing is manufactured in accordance wtih a method which employs a combined cutting and ultrasonic sealing apparatus.
Claims11
A non-occlusive dressing adapted for conforming arrangement on a person's body contour, said dressing comprising:
- (a) a skin contacting layer comprising two superimposed strata of a film, said film being made of a non-adherent material and provided with a plurality of perforations;
- (b) an absorbent interior layer comprising a homogeneous absorbent material loosely compacted within the dressing, said material substantially retaining exudates from the body which permeate through said skin contacting layer, said perforations of said skin contacting layer dimensioned to eliminate passage of said absorbent material from said interior layer to a patient's skin;
- and
- (c) an exterior layer comprising a film member, said skin contacting layer and said exterior layer being positioned in overlying and sealing relation with respect to said interior layer to form an integral dressing, the exterior layer having sufficient thickness to maintain the structural integrity of the dressing when the absorbent interior layer is saturated with exudates, topical medications and fluids.
Dependencies are inferred from the claim text.